PARTS LOCATION
ILLUSTRATION
| *1 | SPIRAL CABLE SUB-ASSEMBLY | *2 | STEERING HEATER SWITCH (INTEGRATION CONTROL AND PANEL ASSEMBLY) |
| *3 | STEERING WHEEL ASSEMBLY - STEERING WHEEL HEATER UNIT | *4 | INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-IG1 NO. 3 FUSE |
| *5 | STEERING VIBRATION AND HEATER ECU | - | - |
ILLUSTRATION
| *1 | ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - IG1-MAIN RELAY - IG1-MAIN FUSE - STRG HTR FUSE | - | - |
How To Proceed With Troubleshooting
PrecautionLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Navigation System: Certification ECU Vehicle Information Reading/Writing Process Malfunction (B15F7)
DESCRIPTION This DTC is stored when items controlled by the certification ECU (smart key ECU assembly) cannot be customized via the navigation system vehicle customization screen. HINT: The certification ECU (smart key ECU assembly) controls the smart access system with push-button start (for Entry ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Power Mirror Control System (w/o Memory): Front Passenger Side Power Mirror cannot be Adjusted with Power Mirror Switch
DESCRIPTION The multiplex network master switch assembly sends the mirror adjust switch signals to the main body ECU (multiplex network body ECU) via LIN communication. The main body ECU (multiplex network body ECU) then sends the received mirror adjust switch signals to the outer mirror control ECU ...